(a) Match each of the following computing devices.
|
COMPUTER DEVICES |
USES |
|
EDVAC |
Electronic general-purpose computer programmed to perform complex sequences of operation. |
|
ENIAC |
Electronic digital stored-program computer intended for the bureau of census and later for presidential election. |
|
UNIVAC |
Electronic computer, binary in nature with automatic addition, subtraction multiplication and programmed division. |
Explanation
|
COMPUTER DEVICES |
USES |
|
ENIAC |
Electronic general-purpose computer programmed to perform complex sequences of operation. |
|
UNIVAC |
Electronic digital stored-program computer intended for the bureau of census and later for presidential election. |
|
EDVAC |
Electronic computer, binary in nature with automatic addition, subtraction multiplication and programmed division. |
(b)
(i) Types of Registers in the Control Unit - Memory Data Register (MDR) Current Instruction Register (CIR) -Sequence Control Register (SCR)
(ii) Types of Registers in the Microprocessor. -Temporary register - Permanent register - Program counter register - Address register - Instruction register -Index register - Stack Pointer Register (SPR) Condition code register - Accumulator register - Interrupt control register - Flag register.